Home / 47,131.76-70,697.64-22,153.48

Finding the Fourth Proportional to 47,131.76, 70,697.64 and 22,153.48

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Solution

The fourth proportional to 47,131.76, 70,697.64 and 22,153.48 is: 33,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,131.76 : 70,697.64 = 22,153.48 : x
  2. Step 2: Convert to fraction form
    47,131.76/70,697.64 = 22,153.48/x
  3. Step 3: Cross multiply
    47,131.76x = 70,697.64 × 22,153.48
  4. Step 4: Simplify right side
    47,131.76x = 1,566,198,753.79
  5. Step 5: Solve for x
    x = 1,566,198,753.79/47,131.76
  6. Step 6: Final answer
    x = 33,230.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.